ID: 2956

AQSQID: 211110080

Site Name: Carrithers Middle School

Added: April 21, 2020, 6:24 p.m.

Updated: Dec. 3, 2020, 5:41 p.m.

Location: Louisville (Michaele Lane), KY

Reporting: True, Located: True

Current AQI: 52.0

Louisville (Michaele Lane) KY, US: 38.1825, -85.5744

Date Observed (UTC) NOX NO NOY NO2 NO2Y SO2 OZONE CO PM10 PM2.5 AQI AQI/500
Dec. 3, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 19.3 μg/m3 (18) 12.4 μg/m3 (52) 52.0
 
Dec. 3, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 23.7 μg/m3 (22) 16.4 μg/m3 (61) 61.0
 
Dec. 3, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 30.5 μg/m3 (29) 18.7 μg/m3 (65) 65.0
 
Dec. 3, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 28.3 μg/m3 (27) 16.0 μg/m3 (60) 60.0
 
Dec. 3, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A 22.3 μg/m3 (21) 15.2 μg/m3 (58) 58.0
 
Dec. 3, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 22.5 μg/m3 (21) 15.7 μg/m3 (59) 59.0
 
Dec. 3, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 20.1 μg/m3 (19) 14.5 μg/m3 (57) 57.0
 
Dec. 3, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.1 μg/m3 (16) 11.5 μg/m3 (48) 48.0
 
Dec. 3, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.1 μg/m3 (16) 11.8 μg/m3 (50) 50.0
 
Dec. 3, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.2 μg/m3 (16) 11.3 μg/m3 (48) 48.0
 
Dec. 3, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 15.9 μg/m3 (15) 10.7 μg/m3 (45) 45.0
 
Dec. 3, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 19.2 μg/m3 (18) 13.2 μg/m3 (54) 54.0
 
Dec. 3, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 19.9 μg/m3 (19) 13.2 μg/m3 (54) 54.0
 
Dec. 3, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 19.5 μg/m3 (19) 11.9 μg/m3 (50) 50.0
 
Dec. 3, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 28.5 μg/m3 (27) 18.2 μg/m3 (64) 64.0
 
Dec. 3, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 20.3 μg/m3 (19) 11.9 μg/m3 (50) 50.0
 
Dec. 3, 2020, midnight N/A N/A N/A N/A N/A N/A N/A N/A 17.0 μg/m3 (16) 8.9 μg/m3 (38) 38.0
 
Dec. 2, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 21.9 μg/m3 (21) 7.9 μg/m3 (33) 33.0
 
Dec. 2, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.6 μg/m3 (17) 7.7 μg/m3 (33) 33.0
 
Dec. 2, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.5 μg/m3 (16) 7.1 μg/m3 (30) 30.0
 
Dec. 2, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 18.0 μg/m3 (17) 7.9 μg/m3 (33) 33.0
 
Dec. 2, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 19.4 μg/m3 (18) 9.4 μg/m3 (40) 40.0
 
Dec. 2, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.7 μg/m3 (17) 10.5 μg/m3 (44) 44.0
 
Dec. 2, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 18.0 μg/m3 (17) 8.7 μg/m3 (37) 37.0
 
Dec. 2, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.3 μg/m3 (17) 8.6 μg/m3 (36) 36.0
 
Dec. 2, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 18.7 μg/m3 (18) 9.4 μg/m3 (40) 40.0
 
Dec. 2, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 23.5 μg/m3 (22) 10.6 μg/m3 (45) 45.0
 
Dec. 2, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A N/A N/A 20.2 μg/m3 (19) 11.6 μg/m3 (49) 49.0
 
Dec. 2, 2020, noon N/A N/A N/A N/A N/A N/A N/A N/A 20.9 μg/m3 (20) 10.9 μg/m3 (46) 46.0
 
Dec. 2, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.6 μg/m3 (17) 9.9 μg/m3 (42) 42.0
 
Dec. 2, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 14.8 μg/m3 (14) 8.7 μg/m3 (37) 37.0
 
Dec. 2, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.6 μg/m3 (16) 8.4 μg/m3 (36) 36.0
 
Dec. 2, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 15.0 μg/m3 (14) 8.4 μg/m3 (36) 36.0
 
Dec. 2, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.1 μg/m3 (15) 9.1 μg/m3 (38) 38.0
 
Dec. 2, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.5 μg/m3 (17) 9.7 μg/m3 (41) 41.0
 
Dec. 2, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 16.2 μg/m3 (15) 8.3 μg/m3 (35) 35.0
 
Dec. 2, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A N/A N/A 17.6 μg/m3 (17) 8.7 μg/m3 (37) 37.0
 
Dec. 2, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A 5.0 ppb (5) N/A 17.1 μg/m3 (16) 9.7 μg/m3 (41) 41.0
 
Dec. 2, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A 6.0 ppb (6) N/A 19.0 μg/m3 (18) 10.2 μg/m3 (43) 43.0
 
Dec. 2, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A 11.0 ppb (11) N/A 17.2 μg/m3 (16) 9.6 μg/m3 (40) 40.0
 
Dec. 2, 2020, midnight N/A N/A N/A N/A N/A N/A 14.0 ppb (13) N/A 14.9 μg/m3 (14) 9.3 μg/m3 (39) 39.0
 
Dec. 1, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (16) N/A 13.5 μg/m3 (13) 6.5 μg/m3 (28) 28.0
 
Dec. 1, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (22) N/A 12.3 μg/m3 (12) 5.8 μg/m3 (25) 25.0
 
Dec. 1, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (25) N/A 11.0 μg/m3 (11) 6.3 μg/m3 (27) 27.0
 
Dec. 1, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (25) N/A 11.8 μg/m3 (11) 7.2 μg/m3 (31) 31.0
 
Dec. 1, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (24) N/A 12.5 μg/m3 (12) 8.4 μg/m3 (36) 36.0
 
Dec. 1, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (24) N/A 12.8 μg/m3 (12) 7.7 μg/m3 (33) 33.0
 
Dec. 1, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (22) N/A 11.7 μg/m3 (11) 7.0 μg/m3 (30) 30.0
 
Dec. 1, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (21) N/A 10.8 μg/m3 (10) 6.3 μg/m3 (27) 27.0
 
Dec. 1, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (22) N/A 8.9 μg/m3 (9) 5.5 μg/m3 (23) 23.0
 
Dec. 1, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (21) N/A 8.4 μg/m3 (8) 5.3 μg/m3 (23) 23.0
 
Dec. 1, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (19) N/A 9.1 μg/m3 (9) 5.2 μg/m3 (22) 22.0
 
Dec. 1, 2020, noon N/A N/A N/A N/A N/A N/A 18.0 ppb (17) N/A 7.5 μg/m3 (7) 4.6 μg/m3 (20) 20.0
 
Dec. 1, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (19) N/A 6.3 μg/m3 (6) 3.9 μg/m3 (17) 19.0
 
Dec. 1, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (19) N/A 6.8 μg/m3 (7) 4.0 μg/m3 (17) 19.0
 
Dec. 1, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (19) N/A 7.7 μg/m3 (8) 4.7 μg/m3 (20) 20.0
 
Dec. 1, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (19) N/A 9.4 μg/m3 (9) 5.0 μg/m3 (21) 21.0
 
Dec. 1, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (20) N/A 8.4 μg/m3 (8) 5.2 μg/m3 (22) 22.0
 
Dec. 1, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (21) N/A 8.3 μg/m3 (8) 5.2 μg/m3 (22) 22.0
 
Dec. 1, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (20) N/A 8.8 μg/m3 (9) 5.2 μg/m3 (22) 22.0
 
Dec. 1, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (21) N/A 8.6 μg/m3 (8) 5.1 μg/m3 (22) 22.0
 
Dec. 1, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (22) N/A 8.6 μg/m3 (8) 4.7 μg/m3 (20) 22.0
 
Dec. 1, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (22) N/A 8.0 μg/m3 (8) 4.5 μg/m3 (19) 22.0
 
Dec. 1, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (21) N/A 9.5 μg/m3 (9) 4.6 μg/m3 (20) 21.0
 
Dec. 1, 2020, midnight N/A N/A N/A N/A N/A N/A 21.0 ppb (20) N/A 8.6 μg/m3 (8) 4.2 μg/m3 (18) 20.0
 
Nov. 30, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (20) N/A 9.2 μg/m3 (9) 4.2 μg/m3 (18) 20.0
 
Nov. 30, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (21) N/A 7.4 μg/m3 (7) 3.8 μg/m3 (16) 21.0
 
Nov. 30, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (22) N/A 5.9 μg/m3 (6) 3.3 μg/m3 (14) 22.0
 
Nov. 30, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (22) N/A 4.9 μg/m3 (5) 3.2 μg/m3 (14) 22.0
 
Nov. 30, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (21) N/A 4.4 μg/m3 (5) 2.2 μg/m3 (10) 21.0
 
Nov. 30, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (22) N/A 3.2 μg/m3 (3) 1.6 μg/m3 (7) 22.0
 
Nov. 30, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (20) N/A 3.0 μg/m3 (3) 2.0 μg/m3 (9) 20.0
 
Nov. 30, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (19) N/A 3.9 μg/m3 (4) 2.5 μg/m3 (11) 19.0
 
Nov. 30, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (18) N/A 3.2 μg/m3 (3) 2.2 μg/m3 (10) 18.0
 
Nov. 30, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (18) N/A 3.5 μg/m3 (4) 2.5 μg/m3 (11) 18.0
 
Nov. 30, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (15) N/A 9.8 μg/m3 (10) 6.8 μg/m3 (29) 29.0
 
Nov. 30, 2020, noon N/A N/A N/A N/A N/A N/A 20.0 ppb (19) N/A 11.7 μg/m3 (11) 8.5 μg/m3 (36) 36.0
 
Nov. 30, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (25) N/A 10.3 μg/m3 (10) 6.7 μg/m3 (28) 28.0
 
Nov. 30, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A 8.5 μg/m3 (8) 5.3 μg/m3 (23) 28.0
 
Nov. 30, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) N/A 7.2 μg/m3 (7) 4.6 μg/m3 (20) 31.0
 
Nov. 30, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A 39.0 ppb (37) N/A 5.5 μg/m3 (6) 3.5 μg/m3 (15) 37.0
 
Nov. 30, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A 35.0 ppb (33) N/A 9.5 μg/m3 (9) 6.2 μg/m3 (26) 33.0
 
Nov. 30, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A 11.0 μg/m3 (11) 7.4 μg/m3 (31) 31.0
 
Nov. 30, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A 10.7 μg/m3 (10) 7.2 μg/m3 (31) 31.0
 
Nov. 30, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (25) N/A 15.6 μg/m3 (15) 10.8 μg/m3 (46) 46.0
 
Nov. 30, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (15) N/A 18.9 μg/m3 (18) 13.8 μg/m3 (55) 55.0
 
Nov. 30, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A 5.0 ppb (5) N/A 30.1 μg/m3 (28) 21.8 μg/m3 (72) 72.0
 
Nov. 30, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A 1.0 ppb (1) N/A 37.3 μg/m3 (35) 27.8 μg/m3 (85) 85.0
 
Nov. 30, 2020, midnight N/A N/A N/A N/A N/A N/A 4.0 ppb (4) N/A 39.2 μg/m3 (37) 30.3 μg/m3 (90) 90.0
 
Nov. 29, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A 6.0 ppb (6) N/A 27.3 μg/m3 (26) 19.1 μg/m3 (66) 66.0
 
Nov. 29, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A 14.0 ppb (13) N/A 20.9 μg/m3 (20) 14.1 μg/m3 (56) 56.0
 
Nov. 29, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (20) N/A 22.2 μg/m3 (21) 15.6 μg/m3 (59) 59.0
 
Nov. 29, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (24) N/A 14.7 μg/m3 (14) 10.6 μg/m3 (45) 45.0
 
Nov. 29, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (24) N/A 15.6 μg/m3 (15) 10.5 μg/m3 (44) 44.0
 
Nov. 29, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (24) N/A 13.8 μg/m3 (13) 10.3 μg/m3 (43) 43.0
 
Nov. 29, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (22) N/A 15.6 μg/m3 (15) 11.3 μg/m3 (48) 48.0
 
Nov. 29, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (19) N/A 16.8 μg/m3 (16) 12.5 μg/m3 (52) 52.0
 
Nov. 29, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (17) N/A 18.2 μg/m3 (17) 13.9 μg/m3 (55) 55.0
 
Nov. 29, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A 14.0 ppb (13) N/A 19.6 μg/m3 (19) 15.8 μg/m3 (59) 59.0
 
Nov. 29, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A 7.0 ppb (7) N/A 21.3 μg/m3 (20) 16.6 μg/m3 (61) 61.0
 
Nov. 29, 2020, noon N/A N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 22.2 μg/m3 (21) 17.0 μg/m3 (62) 62.0
 
Nov. 29, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A 0.0 ppb (0) N/A 20.3 μg/m3 (19) 15.4 μg/m3 (58) 58.0
 
Nov. 29, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A 6.0 ppb (6) N/A 19.3 μg/m3 (18) 15.0 μg/m3 (58) 58.0
 
Nov. 29, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A 11.0 ppb (11) N/A 19.6 μg/m3 (19) 15.4 μg/m3 (58) 58.0
 
Nov. 29, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A 12.0 ppb (12) N/A 20.1 μg/m3 (19) 15.5 μg/m3 (59) 59.0
 
Nov. 29, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A 6.0 ppb (6) N/A 24.7 μg/m3 (23) 19.7 μg/m3 (67) 67.0
 
Nov. 29, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A 10.0 ppb (10) N/A 26.3 μg/m3 (25) 20.4 μg/m3 (69) 69.0
 
Nov. 29, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A 2.0 ppb (2) N/A 37.9 μg/m3 (36) 30.3 μg/m3 (90) 90.0
 
Nov. 29, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A 1.0 ppb (1) N/A 34.9 μg/m3 (33) 27.8 μg/m3 (85) 85.0
 
Nov. 29, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A 2.0 ppb (2) N/A 51.6 μg/m3 (48) 43.7 μg/m3 (122) 122.0
 
Nov. 29, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A 11.0 ppb (11) N/A 34.7 μg/m3 (33) 28.4 μg/m3 (86) 86.0
 
Nov. 29, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A 10.0 ppb (10) N/A 22.9 μg/m3 (22) 17.8 μg/m3 (63) 63.0
 
Nov. 29, 2020, midnight N/A N/A N/A N/A N/A N/A 7.0 ppb (7) N/A 22.7 μg/m3 (22) 17.1 μg/m3 (62) 62.0
 
Nov. 28, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (15) N/A 18.3 μg/m3 (17) 12.1 μg/m3 (51) 51.0
 
Nov. 28, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (19) N/A 15.7 μg/m3 (15) 9.8 μg/m3 (41) 41.0
 
Nov. 28, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A 28.0 ppb (26) N/A 15.1 μg/m3 (14) 10.0 μg/m3 (42) 42.0
 
Nov. 28, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (25) N/A 16.3 μg/m3 (16) 10.9 μg/m3 (46) 46.0
 
Nov. 28, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (25) N/A 15.8 μg/m3 (15) 10.9 μg/m3 (46) 46.0
 
Nov. 28, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (23) N/A 17.6 μg/m3 (17) 11.4 μg/m3 (48) 48.0
 
Nov. 28, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (22) N/A 17.0 μg/m3 (16) 12.5 μg/m3 (52) 52.0
 
Nov. 28, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A 20.0 ppb (19) N/A 19.0 μg/m3 (18) 13.8 μg/m3 (55) 55.0
 
Nov. 28, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (16) N/A 19.3 μg/m3 (18) 13.7 μg/m3 (55) 55.0
 
Nov. 28, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (14) N/A 19.3 μg/m3 (18) 13.5 μg/m3 (54) 54.0
 
Nov. 28, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A 10.0 ppb (10) N/A 18.2 μg/m3 (17) 13.2 μg/m3 (54) 54.0
 
Nov. 28, 2020, noon N/A N/A N/A N/A N/A N/A 11.0 ppb (11) N/A 17.8 μg/m3 (17) 13.0 μg/m3 (53) 53.0
 
Nov. 28, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (14) N/A 17.4 μg/m3 (17) 12.9 μg/m3 (53) 53.0
 
Nov. 28, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (14) N/A 16.6 μg/m3 (16) 12.6 μg/m3 (53) 53.0
 
Nov. 28, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (16) N/A 16.8 μg/m3 (16) 12.6 μg/m3 (53) 53.0
 
Nov. 28, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A 14.0 ppb (13) N/A 17.2 μg/m3 (16) 12.5 μg/m3 (52) 52.0
 
Nov. 28, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A 14.0 ppb (13) N/A 17.0 μg/m3 (16) 11.7 μg/m3 (49) 49.0
 
Nov. 28, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A 13.0 ppb (13) N/A 16.7 μg/m3 (16) 11.3 μg/m3 (48) 48.0
 
Nov. 28, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A 14.0 ppb (13) N/A 19.7 μg/m3 (19) 11.2 μg/m3 (47) 47.0
 
Nov. 28, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (15) N/A 17.4 μg/m3 (17) 11.6 μg/m3 (49) 49.0
 
Nov. 28, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A 15.0 ppb (14) N/A 19.1 μg/m3 (18) 12.3 μg/m3 (52) 52.0
 
Nov. 28, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A 19.0 ppb (18) N/A 17.3 μg/m3 (17) 11.6 μg/m3 (49) 49.0
 
Nov. 28, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (16) N/A 16.6 μg/m3 (16) 11.3 μg/m3 (48) 48.0
 
Nov. 28, 2020, midnight N/A N/A N/A N/A N/A N/A 10.0 ppb (10) N/A 19.3 μg/m3 (18) 12.6 μg/m3 (53) 53.0
 
Nov. 27, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A 12.0 ppb (12) N/A 17.6 μg/m3 (17) 10.9 μg/m3 (46) 46.0
 
Nov. 27, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (21) N/A 12.2 μg/m3 (12) 7.5 μg/m3 (32) 32.0
 
Nov. 27, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A 31.0 ppb (29) N/A 11.2 μg/m3 (11) 6.2 μg/m3 (26) 29.0
 
Nov. 27, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A 33.0 ppb (31) N/A 9.5 μg/m3 (9) 5.2 μg/m3 (22) 31.0
 
Nov. 27, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A 32.0 ppb (30) N/A 8.5 μg/m3 (8) 5.0 μg/m3 (21) 30.0
 
Nov. 27, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A 30.0 ppb (28) N/A 8.9 μg/m3 (9) 5.6 μg/m3 (24) 28.0
 
Nov. 27, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (25) N/A 10.0 μg/m3 (10) 6.2 μg/m3 (26) 26.0
 
Nov. 27, 2020, 4 p.m. N/A N/A N/A N/A N/A N/A 27.0 ppb (25) N/A 9.1 μg/m3 (9) 6.1 μg/m3 (26) 26.0
 
Nov. 27, 2020, 3 p.m. N/A N/A N/A N/A N/A N/A 26.0 ppb (25) N/A 9.1 μg/m3 (9) 6.2 μg/m3 (26) 26.0
 
Nov. 27, 2020, 2 p.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (24) N/A 9.7 μg/m3 (9) 6.1 μg/m3 (26) 26.0
 
Nov. 27, 2020, 1 p.m. N/A N/A N/A N/A N/A N/A 17.0 ppb (16) N/A 10.7 μg/m3 (10) 6.9 μg/m3 (29) 29.0
 
Nov. 27, 2020, noon N/A N/A N/A N/A N/A N/A 14.0 ppb (13) N/A 11.1 μg/m3 (11) 7.8 μg/m3 (33) 33.0
 
Nov. 27, 2020, 11 a.m. N/A N/A N/A N/A N/A N/A 16.0 ppb (15) N/A 11.2 μg/m3 (11) 8.3 μg/m3 (35) 35.0
 
Nov. 27, 2020, 10 a.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (20) N/A 10.2 μg/m3 (10) 7.0 μg/m3 (30) 30.0
 
Nov. 27, 2020, 9 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (22) N/A 9.5 μg/m3 (9) 6.6 μg/m3 (28) 28.0
 
Nov. 27, 2020, 8 a.m. N/A N/A N/A N/A N/A N/A 21.0 ppb (20) N/A 9.4 μg/m3 (9) 6.7 μg/m3 (28) 28.0
 
Nov. 27, 2020, 7 a.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (22) N/A 9.4 μg/m3 (9) 6.7 μg/m3 (28) 28.0
 
Nov. 27, 2020, 6 a.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (23) N/A 9.5 μg/m3 (9) 6.4 μg/m3 (27) 27.0
 
Nov. 27, 2020, 5 a.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (24) N/A 9.7 μg/m3 (9) 6.5 μg/m3 (28) 28.0
 
Nov. 27, 2020, 4 a.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (24) N/A 9.2 μg/m3 (9) 6.6 μg/m3 (28) 28.0
 
Nov. 27, 2020, 3 a.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (23) N/A 10.4 μg/m3 (10) 7.4 μg/m3 (31) 31.0
 
Nov. 27, 2020, 2 a.m. N/A N/A N/A N/A N/A N/A 24.0 ppb (23) N/A 10.6 μg/m3 (10) 6.9 μg/m3 (29) 29.0
 
Nov. 27, 2020, 1 a.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (21) N/A 10.1 μg/m3 (10) 6.6 μg/m3 (28) 28.0
 
Nov. 27, 2020, midnight N/A N/A N/A N/A N/A N/A 22.0 ppb (21) N/A 10.3 μg/m3 (10) 7.0 μg/m3 (30) 30.0
 
Nov. 26, 2020, 11 p.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (24) N/A 8.9 μg/m3 (9) 6.0 μg/m3 (25) 25.0
 
Nov. 26, 2020, 10 p.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (22) N/A 8.8 μg/m3 (9) 6.1 μg/m3 (26) 26.0
 
Nov. 26, 2020, 9 p.m. N/A N/A N/A N/A N/A N/A 22.0 ppb (21) N/A 9.5 μg/m3 (9) 6.9 μg/m3 (29) 29.0
 
Nov. 26, 2020, 8 p.m. N/A N/A N/A N/A N/A N/A 25.0 ppb (24) N/A 9.1 μg/m3 (9) 6.5 μg/m3 (28) 28.0
 
Nov. 26, 2020, 7 p.m. N/A N/A N/A N/A N/A N/A 23.0 ppb (22) N/A 8.6 μg/m3 (8) 5.2 μg/m3 (22) 22.0
 
Nov. 26, 2020, 6 p.m. N/A N/A N/A N/A N/A N/A 18.0 ppb (17) N/A 9.1 μg/m3 (9) 5.0 μg/m3 (21) 21.0
 
Nov. 26, 2020, 5 p.m. N/A N/A N/A N/A N/A N/A 11.0 ppb (11) N/A 9.1 μg/m3 (9) 4.8 μg/m3 (20) 20.0